.circle{width:10px;height:10px;display:inline-flex;align-items:center;justify-content:center;color:#000;border-radius:50%;background-color:#adadad}.circle-tablet{position:absolute;left:-10px}.message1,.message2,.message3,.message4{position:absolute;top:-65px;min-width:390px;font-weight:700;color:#fff;opacity:.3;transition:transform 1s ease,opacity 1s ease}#timeline1,#timeline2,#timeline3,#timeline4{background:transparent}